package cn.edu.nju.askme.service;

import java.util.List;

import cn.edu.nju.askme.model.Paper;
import cn.edu.nju.askme.model.User;

public interface IPaperService{
	public Paper checkById(int id);
	public List<Paper> checkByCreator(User user);
	public List<Paper> checkAll();
	public void add(Paper paper);
}
